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Finding the Fourth Proportional to 350,134.84, 482,511.90 and 254,490.04

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Solution

The fourth proportional to 350,134.84, 482,511.90 and 254,490.04 is: 350,706.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,134.84 : 482,511.90 = 254,490.04 : x
  2. Step 2: Convert to fraction form
    350,134.84/482,511.90 = 254,490.04/x
  3. Step 3: Cross multiply
    350,134.84x = 482,511.90 × 254,490.04
  4. Step 4: Simplify right side
    350,134.84x = 122,794,472,731.48
  5. Step 5: Solve for x
    x = 122,794,472,731.48/350,134.84
  6. Step 6: Final answer
    x = 350,706.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.